| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.349 | 20/6:06.980 |
| 2 | 4 | 17.434 | 21/6:15.721 |
| 3 | 4 | 17.434 | 21/6:12.519 |
| 4 | 4 | 17.356 | 21/6:10.508 |
| 5 | 4 | 17.910 | 21/6:11.629 |
| 6 | 4 | 19.424 | 21/6:17.675 |
| 7 | 4 | 20.003 | 20/6:05.457 |
| 8 | 4 | 18.024 | 20/6:04.835 |
| 9 | 4 | 18.092 | 20/6:04.502 |
| 10 | 4 | 20.558 | 20/6:09.168 |
| 11 | 4 | 17.580 | 20/6:07.571 |
| 12 | 5 | 21.153 | 20/6:12.195 |
| 13 | 5 | 18.612 | 20/6:12.198 |
| 14 | 4 | 18.412 | 20/6:11.916 |
| 15 | 4 | 17.242 | 20/6:10.111 |
| 16 | 5 | 18.118 | 20/6:09.626 |
| 17 | 4 | 17.409 | 20/6:08.365 |
| 18 | 4 | 17.216 | 20/6:07.029 |
| 19 | 4 | 17.732 | 20/6:06.377 |
| 20 | 4 | 17.461 | 20/6:05.519 |